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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook MathML Module V1.1b1//EN"
"http://www.oasis-open.org/docbook/xml/mathml/1.1CR1/dbmathml.dtd">
<refentry xml:base="" id="eglGetError">
<refentryinfo>
<copyright>
<year>2003-2014</year>
<holder>The Khronos Group Inc.</holder>
</copyright>
</refentryinfo>
<refmeta>
<refentrytitle>eglGetError</refentrytitle>
<manvolnum>3G</manvolnum>
</refmeta>
<refnamediv>
<refname>eglGetError</refname>
<refpurpose>
return error information
</refpurpose>
</refnamediv>
<refsynopsisdiv>
<title>C Specification</title>
<funcsynopsis>
<funcprototype>
<funcdef>EGLint <function>eglGetError</function></funcdef>
<void/>
</funcprototype>
</funcsynopsis>
</refsynopsisdiv>
<refsect1 id="description"><title>Description</title>
<para>
<function>eglGetError</function> returns the error of the last
called <acronym>EGL</acronym> function in the current thread.
Initially, the error is set to <constant>EGL_SUCCESS</constant>.
</para>
<para>
The following errors are currently defined:
</para>
<variablelist>
<varlistentry>
<term><constant>EGL_SUCCESS</constant></term>
<listitem><para>The last function succeeded without error.
</para></listitem>
</varlistentry>
<varlistentry>
<term><constant>EGL_NOT_INITIALIZED</constant></term>
<listitem><para>EGL is not initialized, or could not be initialized,
for the specified EGL display connection.
</para></listitem>
</varlistentry>
<varlistentry>
<term><constant>EGL_BAD_ACCESS</constant></term>
<listitem><para>EGL cannot access a requested resource
(for example a context is bound in another thread).
</para></listitem>
</varlistentry>
<varlistentry>
<term><constant>EGL_BAD_ALLOC</constant></term>
<listitem><para>EGL failed to allocate resources for the requested
operation.</para></listitem>
</varlistentry>
<varlistentry>
<term><constant>EGL_BAD_ATTRIBUTE</constant></term>
<listitem><para>An unrecognized attribute or attribute value was
passed in the attribute list.
</para></listitem>
</varlistentry>
<varlistentry>
<term><constant>EGL_BAD_CONTEXT</constant></term>
<listitem><para>An <type>EGLContext</type> argument does not name a
valid EGL rendering context.
</para></listitem>
</varlistentry>
<varlistentry>
<term><constant>EGL_BAD_CONFIG</constant></term>
<listitem><para>
An <type>EGLConfig</type> argument does not name a valid
EGL frame buffer configuration.
</para></listitem>
</varlistentry>
<varlistentry>
<term><constant>EGL_BAD_CURRENT_SURFACE</constant></term>
<listitem><para>The current surface of the calling thread is a window,
pixel buffer or pixmap that is no longer valid.
</para></listitem>
</varlistentry>
<varlistentry>
<term><constant>EGL_BAD_DISPLAY</constant></term>
<listitem><para>An <type>EGLDisplay</type> argument does not name a
valid EGL display connection.
</para></listitem>
</varlistentry>
<varlistentry>
<term><constant>EGL_BAD_SURFACE</constant></term>
<listitem><para>An <type>EGLSurface</type> argument does not name a
valid surface (window, pixel buffer or pixmap) configured for
GL rendering.
</para></listitem>
</varlistentry>
<varlistentry>
<term><constant>EGL_BAD_MATCH</constant></term>
<listitem><para>Arguments are inconsistent (for example, a valid
context requires buffers not supplied by a valid surface).
</para></listitem>
</varlistentry>
<varlistentry>
<term><constant>EGL_BAD_PARAMETER</constant></term>
<listitem><para>One or more argument values are invalid.</para></listitem>
</varlistentry>
<varlistentry>
<term><constant>EGL_BAD_NATIVE_PIXMAP</constant></term>
<listitem><para>
A <type>NativePixmapType</type> argument does not refer to
a valid native pixmap.
</para></listitem>
</varlistentry>
<varlistentry>
<term><constant>EGL_BAD_NATIVE_WINDOW</constant></term>
<listitem><para>A <type>NativeWindowType</type> argument does not refer
to a valid native window.
</para></listitem>
</varlistentry>
<varlistentry>
<term><constant>EGL_CONTEXT_LOST</constant></term>
<listitem><para>
A power management event has occurred. The application must destroy all
contexts and reinitialise OpenGL ES state and objects to continue rendering.
</para></listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1 id="errors"><title>Errors</title>
<para>
A call to <function>eglGetError</function> sets the error to
<constant>EGL_SUCCESS</constant>.
</para>
</refsect1>
<refsect3 id="Copyright"><title></title>
<!-- Content included from copyright.inc.xsl -->
<imageobject>
<imagedata fileref="KhronosLogo.jpg" format="jpg" />
</imageobject>
<para />
</refsect3>
</refentry>
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